You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-02 - 12:59
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri May 02, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20163213267,7sleep30-21swapper/319:05:083
25624211399,7sleep20-21swapper/219:08:402
255412111102,6sleep10-21swapper/119:07:351
254752109100,6sleep00-21swapper/019:06:400
305822680,0sleep00-21swapper/021:00:220
276042660,0sleep10-21swapper/121:50:141
99742640,0sleep09978-21kthreadcore00:00:200
74342640,0sleep30-21swapper/322:25:213
183852640,0sleep00-21swapper/021:45:210
150352630,1sleep30-21swapper/323:15:203
68132620,1sleep30-21swapper/323:43:163
235542620,0sleep20-21swapper/223:20:202
8052610,1sleep30-21swapper/300:10:203
238402610,1sleep041ktimersoftd/022:18:370
202442610,0sleep20-21swapper/221:15:182
50202600,3sleep229-21rcuc/221:55:002
187442600,1sleep30-21swapper/321:15:033
25832590,0sleep20-21swapper/223:10:202
25832590,0sleep20-21swapper/223:10:192
108352590,1sleep30-21swapper/323:15:003
108352590,1sleep30-21swapper/323:15:003
196322580,0sleep30-21swapper/319:55:223
241952570,0sleep024198-21timerwakeupswit21:15:240
147482550,0sleep20-21swapper/221:43:142
123022550,0sleep00-21swapper/000:15:460
327362540,0sleep00-21swapper/000:27:070
288372530,0sleep30-21swapper/323:37:593
25901993114,14cyclictest0-21swapper/223:46:572
2590199300,4cyclictest0-21swapper/221:45:502
2590199300,3cyclictest0-21swapper/222:29:562
2590199300,29cyclictest0-21swapper/200:32:152
2590199300,18cyclictest0-21swapper/223:25:262
2590199300,15cyclictest0-21swapper/223:37:192
2590199291,22cyclictest0-21swapper/200:13:542
2590199290,27cyclictest0-21swapper/221:34:022
2590199290,19cyclictest13898-21/usr/sbin/munin22:45:272
2590199282,2cyclictest0-21swapper/223:52:502
25901992816,4cyclictest0-21swapper/200:15:342
2590199281,3cyclictest0-21swapper/222:13:302
2590199281,26cyclictest0-21swapper/219:31:162
2590199270,2cyclictest0-21swapper/223:02:182
2590199270,26cyclictest0-21swapper/200:08:202
2590199270,16cyclictest0-21swapper/200:27:082
2590199270,15cyclictest0-21swapper/222:44:082
25897992712,14cyclictest0-21swapper/100:27:231
2589799270,26cyclictest0-21swapper/121:47:001
2589799270,26cyclictest0-21swapper/121:34:571
2589799270,26cyclictest0-21swapper/120:33:441
2589799270,26cyclictest0-21swapper/120:21:531
2589799270,26cyclictest0-21swapper/119:54:291
2590199262,15cyclictest0-21swapper/222:19:262
25901992618,7cyclictest10272-21snmpd22:23:542
2590199261,23cyclictest0-21swapper/220:30:232
2590199261,1cyclictest16004-21apt-get22:00:122
2590199260,2cyclictest0-21swapper/221:14:512
2590199260,25cyclictest0-21swapper/223:32:192
2590199260,24cyclictest0-21swapper/222:57:072
2590199260,22cyclictest0-21swapper/222:06:572
2590199260,21cyclictest0-21swapper/221:05:382
2590199260,15cyclictest0-21swapper/222:37:282
2589799260,25cyclictest0-21swapper/123:29:191
2589799260,25cyclictest0-21swapper/121:58:121
2589799260,25cyclictest0-21swapper/121:27:121
2589799260,25cyclictest0-21swapper/120:26:141
2589799260,25cyclictest0-21swapper/120:03:381
2589199260,25cyclictest0-21swapper/000:21:350
180952260,0sleep00-21swapper/019:55:190
156362260,1sleep30-21swapper/322:15:163
2590199254,2cyclictest13837-21kworker/2:223:09:542
25901992522,2cyclictest0-21swapper/223:59:172
2590199252,14cyclictest0-21swapper/223:19:042
25901992514,4cyclictest0-21swapper/222:52:542
2590199250,3cyclictest8538-21cut00:00:162
2590199250,2cyclictest0-21swapper/221:25:452
2590199250,24cyclictest0-21swapper/219:35:102
2589799251,18cyclictest0-21swapper/122:24:001
2589799250,24cyclictest0-21swapper/122:51:401
2589799250,24cyclictest0-21swapper/122:35:331
2589799250,24cyclictest0-21swapper/119:10:071
2589799250,22cyclictest0-21swapper/122:15:391
25891992516,2cyclictest0-21swapper/021:42:360
2589199250,1cyclictest0-21swapper/021:28:210
2590199242,18cyclictest0-21swapper/221:00:272
2590199241,22cyclictest0-21swapper/223:40:132
2590199241,17cyclictest0-21swapper/219:20:282
25901992411,6cyclictest0-21swapper/221:55:222
2590199240,23cyclictest0-21swapper/200:39:242
2590199240,20cyclictest0-21swapper/222:31:132
25897992422,1cyclictest0-21swapper/121:00:161
25897992415,8cyclictest0-21swapper/123:08:431
2589799240,23cyclictest0-21swapper/123:54:481
2589799240,23cyclictest0-21swapper/123:41:491
2589799240,23cyclictest0-21swapper/122:08:131
2589799240,23cyclictest0-21swapper/121:21:351
2589799240,23cyclictest0-21swapper/121:12:291
2589799240,23cyclictest0-21swapper/120:17:441
2589799240,23cyclictest0-21swapper/100:03:051
2589799240,18cyclictest0-21swapper/122:11:281
2589799240,18cyclictest0-21swapper/121:16:451
2589199240,23cyclictest0-21swapper/022:23:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional